Question

*______ gas is filled in air-tight packets of potato wafers and other food products.*

1️⃣ Oxygen
2️⃣ Carbon dioxide
3️⃣ Hydrogen
4️⃣ Nitrogen​

Answer 1

Answer:

Hydrogen gas is filled in air-tight packets of potato wafers and other food products

Answer 2

Answer:

nitrogen

Explanation:

because helps to prevent the spillage of wafers